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Acquisitions - Narrative (Details) (USD $) | 6 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended | 0 Months Ended
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Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 GMedix [Member] | Dec. 31, 2012 GMedix [Member] | May 08, 2014 GMedix [Member] | Oct. 04, 2013 Datascope | Dec. 31, 2013 Datascope | Dec. 31, 2013 Radial Assist | Dec. 31, 2013 Developed technology Datascope | Dec. 31, 2013 Developed technology Radial Assist | Dec. 31, 2013 Customer Lists Datascope | Dec. 31, 2013 Customer Lists Radial Assist | Dec. 31, 2013 Trademarks Datascope | Dec. 31, 2013 Trademarks Radial Assist | Oct. 04, 2013 Wells Fargo Credit Agreement
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investments, Interest Acquired, Number of Units |  |  |  |  | 737,628 |  |  |  |  |  |  |  |  |  |
Payments to Acquire Investments |  |  | $ 1,800,000 |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investments, Ownership Percentage |  |  |  |  | 19.00% |  |  |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired | 1,450,000 | 1,000,000 | 1,450,000 | 350,000 |  |  |  |  |  |  |  |  |  |  |
Payments to acquire businesses |  |  |  |  |  | 27,500,000 |  | 2,500,000 |  |  |  |  |  |  |
Income before tax |  |  |  |  |  |  | 1,600,000 | 191,000 |  |  |  |  |  |  |
Useful life |  |  |  |  |  |  |  |  | 10 years | 10 years | 6 years | 6 years | 15 years | 15 years |
Weighted average useful life |  |  |  |  |  |  | 10 years | 10 years 0 months 27 days |  |  |  |  |  |  |
Long-term debt issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 798,000

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the purchase of all investments (debt, security, other) during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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